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Dockerfile: cross compile images using native builder #45

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Jan 10, 2023
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Dockerfile: cross compile images using native builder #45

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9 changes: 7 additions & 2 deletions Dockerfile
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Original file line number Diff line number Diff line change
@@ -1,12 +1,17 @@
FROM cgr.dev/chainguard/go:1.19-musl as build
FROM --platform=$BUILDPLATFORM cgr.dev/chainguard/go:1.19 as build

WORKDIR /work

COPY go.mod go.sum ./
RUN go mod download

COPY . .
RUN CGO_ENABLED=0 GOOS=linux go build -v ./cmd/golink
ARG TARGETOS TARGETARCH TARGETVARIANT
RUN \
if [ "${TARGETARCH}" = "arm" ] && [ -n "${TARGETVARIANT}" ]; then \
export GOARM="${TARGETVARIANT#v}"; \
fi; \
GOOS=${TARGETOS} GOARCH=${TARGETARCH} CGO_ENABLED=0 go build -v ./cmd/golink


FROM cgr.dev/chainguard/static:latest
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